Speaker



FIG. 1 is a perspective view of a speaker showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a top plan view thereof.

All sides not shown in the application form no part of the claimeddesign.

Portions in broken lines show unclaimed subject matter only and form nopart of the claimed design.

CLAIM The ornamental design for a speaker, as shown and described.